279430230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{21611}}^1$

素因数の和:22052

約数の個数: 32

約数和(自身を含む): 672219648

約数和(自身を除く): 392789418

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 431, 862, 1293, 2155, 2586, 4310, 6465, 12930, 21611, 43222, 64833, 108055, 129666, 216110, 324165, 648330, 9314341, 18628682, 27943023, 46571705, 55886046, 93143410, 139715115, 279430230]

約数ペア:

[(1, 279430230), (2, 139715115), (3, 93143410), (5, 55886046), (6, 46571705), (10, 27943023), (15, 18628682), (30, 9314341), (431, 648330), (862, 324165), (1293, 216110), (2155, 129666), (2586, 108055), (4310, 64833), (6465, 43222), (12930, 21611)]